ZA862232B - Tungsten recovery - Google Patents

Tungsten recovery

Info

Publication number
ZA862232B
ZA862232B ZA862232A ZA862232A ZA862232B ZA 862232 B ZA862232 B ZA 862232B ZA 862232 A ZA862232 A ZA 862232A ZA 862232 A ZA862232 A ZA 862232A ZA 862232 B ZA862232 B ZA 862232B
Authority
ZA
South Africa
Prior art keywords
tungsten
promoter
hydrogen peroxide
promoters
blocks
Prior art date
Application number
ZA862232A
Other languages
English (en)
Inventor
Diana Mary Anderson
Denis Albert Hutton
Original Assignee
Interox Chemicals Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Interox Chemicals Ltd filed Critical Interox Chemicals Ltd
Publication of ZA862232B publication Critical patent/ZA862232B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • C22B7/007—Wet processes by acid leaching
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G41/00—Compounds of tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/16—Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
    • C22B3/1608—Leaching with acyclic or carbocyclic agents
    • C22B3/1616—Leaching with acyclic or carbocyclic agents of a single type
    • C22B3/165—Leaching with acyclic or carbocyclic agents of a single type with organic acids
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/36—Obtaining tungsten
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
ZA862232A 1985-03-29 1986-03-25 Tungsten recovery ZA862232B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8508334A GB8508334D0 (en) 1985-03-29 1985-03-29 Tungsten recovery

Publications (1)

Publication Number Publication Date
ZA862232B true ZA862232B (en) 1986-11-26

Family

ID=10576933

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA862232A ZA862232B (en) 1985-03-29 1986-03-25 Tungsten recovery

Country Status (12)

Country Link
US (1) US4784687A (xx)
EP (1) EP0200318B1 (xx)
JP (1) JPH0712931B2 (xx)
AT (1) ATE54676T1 (xx)
AU (1) AU583103B2 (xx)
BR (1) BR8601398A (xx)
CA (1) CA1281552C (xx)
DE (1) DE3672666D1 (xx)
ES (1) ES8800366A1 (xx)
GB (1) GB8508334D0 (xx)
IL (1) IL78310A (xx)
ZA (1) ZA862232B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8508335D0 (en) * 1985-03-29 1985-05-09 Interox Chemicals Ltd Tungsten recovery
KR890000679A (ko) * 1986-06-25 1989-03-16 더 유니버시티 어브 멜버른 광물 처리법
CA3017667A1 (en) * 2017-09-18 2019-03-18 Ecolab Usa Inc. Adaptive range titration systems and methods
US11397170B2 (en) * 2018-04-16 2022-07-26 Ecolab Usa Inc. Repetition time interval adjustment in adaptive range titration systems and methods

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2125642A (en) * 1934-07-27 1938-08-02 Meyer Mineral Separation Compa Metallurgy of ferroalloy metals
US2704240A (en) * 1951-10-23 1955-03-15 American Brake Shoe Co Process of preparing tungstic oxide from sintered masses containing tungsten carbide
JPS4021991Y1 (xx) * 1964-01-28 1965-07-28
US4533527A (en) * 1982-09-04 1985-08-06 Interox Chemicals Limited Tungsten recovery from carbides

Also Published As

Publication number Publication date
AU5505986A (en) 1986-10-02
JPS61232220A (ja) 1986-10-16
DE3672666D1 (de) 1990-08-23
IL78310A (en) 1989-09-28
EP0200318A1 (en) 1986-11-05
GB8508334D0 (en) 1985-05-09
IL78310A0 (en) 1986-07-31
EP0200318B1 (en) 1990-07-18
AU583103B2 (en) 1989-04-20
ES553506A0 (es) 1987-11-01
US4784687A (en) 1988-11-15
BR8601398A (pt) 1986-12-09
CA1281552C (en) 1991-03-19
JPH0712931B2 (ja) 1995-02-15
ATE54676T1 (de) 1990-08-15
ES8800366A1 (es) 1987-11-01

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